Catherine's mother doesn’t allow her to go anywhere outside the town ________ another member of the family is along.
Bill’s aim is to inform the viewers that cigarette advertisements on TV are illegal, _______?
—How much do you know about the 3D film technology?—A little. Not until _______the hot movie Avatar _______ some about it.
--- Hurry up! Alice and Sue are waiting for you at the school gate. --- Oh! I thought they ______ without me.
She hasn’t had time to travel around ______ she started her new job.
---What about the new medicine for you?---The medicine_______. I’m better now.